The preferred language for papers is English, both UK and US spelling are permitted, provided that the spelling is consistent within the paper.

All submitted manuscripts should be as concise as possible and should include an even number of pages. The software used to produce your document should be Word for Windows.

The format of the document is A4, 21 cm x 29,7 cm. The settings for the mirror of the page are: Top 4.7 cm; Bottom 4.7 cm; Left 3.5 cm; Right 3.5 cm. Please use Times New Roman font, size 12 for the main text and size 10 for the figures and tables.

The text will include the following sequence of parts:

− Title

− Name[s] of author[s] and author’s affiliation; corresponding author

− Abstract [not more than 250 words]

− The main text [authors must arrange the subject matter under headings: Introduction, Material and method, Results and discussions, Conclusionsand References…, in bold].

− References should be listed at the article’s end. Use brackets to cite references. Example: Popescu, 2000 – for one author; Popescu and Ionescu, 2010 – for two author; Popescu et. al., 2005 for more then three authors.

− All line drawings and photos should be in colour.

− Equations, tables, illustrations will be positioned within the paragraphs.

The whole responsibility for the accuracy of the calculations, experimental data and scientific interpretations, as well as for the accuracy of the English text belongs entirely to the author[s].

Submission of original papers implies that it is not under consideration for publication elsewhere.

All papers must indicate the name, phone number and e-mail address of the corresponding author to whom proofs should be sent. This author is responsible for informing all co-authors that the manuscript has been submitted for this series.